AB Music Trainer is a music and video player that lets you train on your favorite songs or audio by repeating sections. - Full featured free version (in-app purchases only for unlimited loops) - Define sections to train on, use Listen Repeat mode to alternate between a listening phase and a rehearsal phase to play yourself. - Alternate between the main track for the listening and a backing track for repeat. - Move & zoom vidéos - Change speed and pitch on audio and video. - Background playing audio and video - Support for lyrics lrc file format - Favorites for songs and folders. - Easy to use while playing the instrument - Simply and precisely adjust the markers and AB points for your loop. - When you are ok on a section, simply expand it by selecting next sections and so on, you can this way work on larger sections without editing. - Live display of the wave form of the defined sections. - For each section, define your progress and its difficulty.